Greatest Common Factor of 420, 977, 480

Greatest common factor or Greatest common divisor (GCD) can be calculated in two ways

• Greatest Common Factor of 420, 977, 480 by common division method
• Greatest Common Factor of 420, 977, 480 with matching the biggest common factor

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∴ GCF of numbers is 1 because of no common factors present between them.

Factors of 420

List of positive integer factors of 420 that divides 420 without a remainder.

1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420

Factors of 977

List of positive integer factors of 977 that divides 977 without a remainder.

1,977

Factors of 480

List of positive integer factors of 480 that divides 480 without a remainder.

1,2,3,4,5,6,8,10,12,15,16,20,24,30,32,40,48,60,80,96,120,160,240,480

Greatest Common Factor

We found the factors 420,977,480 . The biggest common factor number is the GCF number.
So the greatest common factor 420,977,480 is 1.

Here are some samples of GCF of two or more Numbers calculations.

• GCF of 265, 982, 930
• GCF of 562, 455, 861
• GCF of 997, 281, 232
• GCF of 805, 895, 927
• GCF of 656, 740, 416

1. What is the GCF of 420, 977, 480?

Answer: GCF of 420, 977, 480 is 1.

2. How to Find the GCF of 420, 977, 480

Answer: Greatest Common Factor(GCF) of 420, 977, 480 = 1

Step 1: Divide all the numbers with common prime numbers having remainder zero.

Step 2: Then multiply all the prime factors GCF(420, 977, 480) = 1.